Idekyat's answer to Yanna's Secondary 1 Maths Singapore question.
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U need to think of numbers that are perfect square and cube.
E.g. 2×2=4, when U square root 4, U get 2.
3×3=9, √9, U get 3.
For perfect cube, E.g. 2×2×2=8. Cube root 8, U get 2.
E.g. 2×2=4, when U square root 4, U get 2.
3×3=9, √9, U get 3.
For perfect cube, E.g. 2×2×2=8. Cube root 8, U get 2.
Date Posted:
3 years ago
25 is too far.
49 is best.
49 is best.
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